Tag: background-execution

All the articles with the tag "background-execution".

• iOS Has Six Ways to Run in the Background — Which One Actually Delivers My Message?

  20 Aug, 2026

  beginBackgroundTask, BGTaskScheduler, URLSession, silent push, PushKit, NSE — a decision guide to iOS background execution, tested against an E2EE messaging core.

• The App Went to the Background — Is My Code Still Running?

  20 Aug, 2026

  A background queue is not background execution. Building the iOS lifecycle mental model — foreground, background, suspended — from an E2EE core that persists sessions to SQLCipher.